.header {
    height: 100%;
    display: flex;

    h1 {
        font-size: 18px;
        margin-bottom: 0;
        line-height: 1;
    }

    .left {
        flex: 1;
    }

    .content {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .right {
        flex: 1;
        text-align: right;
    }
}